TY JOUR TI THE STUDY OF THE LEVEL OF THE STEROID HORMONE CORTISOL IN THE SALIVA OF CIVIL AVIATION PILOTS AND FLIGHT ATTENDANTS FOR ASSESSING RELATIONSHIP WITH THEIR DENTAL STATUS KW civil aviation pilots; flight attendants; stress; cortisol in saliva; statistical analysis JO Actual problems in dentistry AU Korol'kova, K.V. AU Bykova, M.V. AU Bykov, D.O. AU Parunov, V.A. PY 2024 IS 20 PB TIRAZH Publishing House